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with permission © Dr Helen Cheung & Prof Robert Ko
Audio Enhancement in Multimedia e-Learning
By Helen Cheung & Robert Ko
with permission © Dr Helen Cheung & Prof Robert Ko
Student-Directed Learning Aids (SDLAs) in Biochemistry
• Facilitate understanding of abstract concepts in Biochemistry.
• Reinforcement of lecture materials.• Emphasize integrative nature of biochemistry.• Promote learning interests in biochemistry.
with permission © Dr Helen Cheung & Prof Robert Ko
BICH121 SDLAs – Introduction To Biochemistry
SDLA – BICH121 Introduction To Biochemistry
with permission © Dr Helen Cheung & Prof Robert Ko
BICH121 SDLAs – Introduction To Biochemistry
SDLA – BICH121 Introduction To Biochemistry
with permission © Dr Helen Cheung & Prof Robert Ko
BICH121 SDLAs – Introduction To Biochemistry
SDLA – BICH122 Intermediary Metabolism
with permission © Dr Helen Cheung & Prof Robert Ko
BICH121 SDLAs – Introduction To Biochemistry
SDLA – BICH122 Intermediary Metabolism
with permission © Dr Helen Cheung & Prof Robert Ko
Audio Enhancement in Student-Directed Learning Aids (SDLAs) in Biochemistry
• To provide correct pronunciation of scientific terms.
• To prevent overloading of students’ visual channel.
• To offer a choice of audio or visual transfer of information.
with permission © Dr Helen Cheung & Prof Robert Ko
The Cognitive Theory of Multimedia Learning
Knowledge
with permission © Dr Helen Cheung & Prof Robert Ko
Demo: The Cognitive Theory of Multimedia Learning
Demo A: Animation + Narration
Demo B: Animation + Text
with permission © Dr Helen Cheung & Prof Robert Ko
Cognitive Overloading
with permission © Dr Helen Cheung & Prof Robert Ko
BICH121 SDLAs – Introduction To Biochemistry
SDLA – BICH121 Introduction To Biochemistry
with permission © Dr Helen Cheung & Prof Robert Ko
BICH121 SDLAs – Introduction To Biochemistry
SDLA – BICH121 Introduction To Biochemistry
with permission © Dr Helen Cheung & Prof Robert Ko
BICH121 SDLAs – Introduction To Biochemistry
SDLA – BICH122 Intermediary Metabolism
with permission © Dr Helen Cheung & Prof Robert Ko
BICH121 SDLAs – Introduction To Biochemistry
SDLA – BICH122 Intermediary Metabolism
with permission © Dr Helen Cheung & Prof Robert Ko
Follow-up Study: Evaluation of Audio Enhancement in SDLAs
• Frequency of use of the added audio function?• Preference between text and narration?• Overloading with simultaneous text, narration
and animations on display?• Convert permanent text into a display option?